JE Pistons Tour Series GP (Gas Ported) Flat Top Forged Piston Set - SB Chevy 359 C.I. - Bore" 4.040" - Stroke: 3.500" - Rod Length: 6.000" Bilstein Shocks this adjusting nut set is

this adjusting nut set is designed for 3/8" rockers with a stud girdle

Valve springs with larger diameters require retainers to handle the higher pressures developed by the springs

and Maverick's and Comets which may require modification

Nitro Drop 2 Replacement Twin Tube Gas Charged Shock Absorber Set for Lowered Truck and SUV

Drive Flange

JE Pistons Tour Series GP (Gas Ported) Flat Top Forged Piston Set - SB Chevy 359 C.I. - Bore" 4.040" - Stroke: 3.500" - Rod Length: 6.000" Bilstein Shocks this adjusting nut set isSimilar to the Ultra Light GP, this piston has undergone engineering changes to handle higher horsepower 4 barrel applications (approximately 650 hp) and angle milled heads. Both 350 and 400 series accept oversize valves (intake pocket is 2. 255" and the exhaust pocket is 1. 870") and long duration, tight lobe separation cams. The ring grooves are precision machined for . 043, . 043, 3mm back cut rings with lateral gas ports for superior ring seal.